package com.sym.adapter.classadapter;

public class Phone {
//    充电
    public void charging(IVoltage5V iVoltage5V){
        if (iVoltage5V.output5V() == 5){
            System.out.println("电压为5v，可以充电");
        } else if (iVoltage5V.output5V() > 5) {
            System.out.println("电压大于5v，不能充电");
        }
    }
}
